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272506206055 = 5307511334721
BaseRepresentation
bin1111110111001010100…
…0101011011101100111
3222001101102111120202111
43331302220223131213
513431043042043210
6325104305421451
725454646350566
oct3756250533547
9861342446674
10272506206055
11a5629715a46
124499193a887
131c90aa59995
14d2918c1bdd
15714dad988a
hex3f72a2b767

272506206055 has 16 divisors (see below), whose sum is σ = 328146233184. Its totient is φ = 217246095360.

The previous prime is 272506206053. The next prime is 272506206067. The reversal of 272506206055 is 550602605272.

It is a happy number.

It is not a de Polignac number, because 272506206055 - 21 = 272506206053 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 272506205999 and 272506206017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (272506206053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7831095 + ... + 7865815.

It is an arithmetic number, because the mean of its divisors is an integer number (20509139574).

Almost surely, 2272506206055 is an apocalyptic number.

272506206055 is a deficient number, since it is larger than the sum of its proper divisors (55640027129).

272506206055 is a wasteful number, since it uses less digits than its factorization.

272506206055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40146.

The product of its (nonzero) digits is 252000, while the sum is 40.

The spelling of 272506206055 in words is "two hundred seventy-two billion, five hundred six million, two hundred six thousand, fifty-five".

Divisors: 1 5 307 1535 5113 25565 34721 173605 1569691 7848455 10659347 53296735 177528473 887642365 54501241211 272506206055